RT期刊文章SR电子T1无量管氧气依赖性COVID-19肺炎患者JF欧洲呼吸杂志JO EUR RESSIR J FD欧洲呼吸学会SP 2001198 DO 10.1183/13993003.01198-2020 VO 56 IS 1 A1 NG，ZIQIN A1 TAYAY TAYY，188bet官网地址，Woo Chiao A1 HO，Choon Heng Benjamin YR 2020 UL //www.qdcxjkg.com/content/56/1/1/2001198.abstract